The document discusses how agile development using Scrum can help small companies and startups succeed by allowing them to iterate quickly and focus on delivering working features to users each sprint. It provides examples of how the company uberVU has implemented Scrum practices like one week sprints, daily standup meetings, and using a project management tool to organize work and track progress. The key message is that while Scrum provides a framework, establishing the right culture of iterative development and frequent user feedback is ultimately what allows companies to effectively use agile methods.